/*
 * Copyright 2012 yura.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.opu.pc.services;

import org.opu.pc.domain.SystemSettingsManagement;
import org.opu.pc.domain.SystemSettingsManagement.DefaultAuthenticationOption;
import org.opu.pc.domain.SystemSettingsManagement.Option;

/**
 *
 * @author yura
 */
public class SystemSettingsServiceImpl implements SystemSettingsService{
    
    private SystemSettingsManagement settingsManagement;

    public SystemSettingsServiceImpl(SystemSettingsManagement settingsManagement) {
        this.settingsManagement = settingsManagement;
    }
    
    @Override
    public boolean isGuestAvailable() {
        return settingsManagement.getBoolean(Option.AvailableGuest);
    }

    @Override
    public void setGuestAvailable(boolean available) {
        settingsManagement.setValue(Option.AvailableGuest, available);
    }

    @Override
    public DefaultAuthenticationType getDefaultAuthenticationType() {
        switch(settingsManagement.getDefaultAuthenticationOption(Option.DefaultAuthentication)){
            case GuestCredentials:
                return DefaultAuthenticationType.GuestCredentials;
            case NoCredentials:
                return DefaultAuthenticationType.NoCredentials;
            case SystemUserCredentials:
                return DefaultAuthenticationType.SystemUserCredentials;
            default :
                throw new IllegalArgumentException();
        }
    }

    @Override
    public void setDefaultAuthenticationType(DefaultAuthenticationType type) {
        switch(type){
            case GuestCredentials:
                settingsManagement.setValue(Option.DefaultAuthentication, DefaultAuthenticationOption.GuestCredentials);
                break;
            case NoCredentials:
                settingsManagement.setValue(Option.DefaultAuthentication, DefaultAuthenticationOption.NoCredentials);
                break;
            case SystemUserCredentials:
                settingsManagement.setValue(Option.DefaultAuthentication, DefaultAuthenticationOption.SystemUserCredentials);
                break;
            default :
                throw new IllegalArgumentException("Wrong type: " + type);
        }
    }

}
